26 pay-per-call AI agent tools over x402 (USDC on Base) and MCP, raw JSON in/out, no account or API key. Evidence and I…
26 pay-per-call AI agent tools over x402 (USDC on Base) and MCP, raw JSON in/out, no account or API key. Evidence and Integration Lab family: delivery acceptance receipts (ACCEPT/REJECT/REVIEW, $0.10), disposable webhook capture/simulation/replay ($0.05-$0.50), and n8n workflow validation, dry-run, and bounded repair ($0.10-$2.00).
registry
mcp
free
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